Secondary school athletes: a study of mouthguards.
D000293:Adolescent; D000328:Adult; D001265:Athletic Injuries / Q000453:epidemiology* / Q000517:prevention & control; D002648:Child; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D009055:Mouth / Q000293:injuries*; D009064:Mouth Protectors / Q000706:statistics & numerical data*; D009549:Nigeria / Q000453:epidemiology